Nitrogenizing
vt. 使含氮；使氮化
??? 情景例句
How long?
多久？
I like your new coat.
我喜歡你的新外套。
Radio and television have made it possible for advertisers to capture the attention of millions of people in this way.
電臺、電視使做廣告的人可以用這種手段吸引成百萬人的注意力。